Philips DVP5900/12 Service Manual page 18

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Circuit Diagram and PWB Layout
Zoran Peak Design DVP5900 - Memory
5
MEMDA[15:0]
MEMDA[15:0]
MEMAD[19:0]
MEMAD[19:0]
D
RESET-
C
MEMRD-
MEMRD-
MEMWR-
MEMWR-
B
3307
0R
4302
Jumper2.0X2
MEMCS0-
1
3
MEMCS0-
2
4
Memory Choose
MEMCS1-
MEMCS1-
1302 Setup :
A
a)Flash memory(7301)
b)External SRAM( 1301)
In MP stage, install 3307 and not install 1302.
5
3139 785 31770
4
MEMAD19
7301
MEMAD15
1
A15
MEMAD14
2
A14
BYTE#
MEMAD13
3
A13
MEMAD12
4
A12
MEMAD11
5
A11
MEMAD10
6
A10
MEMAD9
7
A9
MEMAD8
8
A8
3305
0R
AMEMAD19
9
NC
A19
10
A20
MEMWR-
11
WE#
RESET-
12
RP#
VF
13
N C
VPP
14
N C
WP#
3306
NM
IMEMAD19
15
A19
RY/ BY#
MEMAD18
16
A18
MEMAD17
17
A17
MEMAD7
18
A7
MEMAD6
19
A6
MEMAD5
20
A5
MEMAD4
21
A4
MEMAD3
22
A3
MEMAD2
23
A2
MEMAD1
24
A1
M29W160ET70N6
Flash speed <= 70 nS
Basic function: SST39VF800 is OK.
Without EEPROM.
DSPVCC33
DSPVCC33
3301
3302
10K
2301
10K
0.1uF
FLASHCS-
SSRAMCS-
: 1-3 short only
: 1-2
and 3-4 short.
4
7.
EN 18
3
DSPVCC33
D+5V
D+5V
3303
3304
0R
NM
MEMAD16
48
A16
47
VCCQ
46
GND
MEMDA15
45
DQ15
MEMDA7
44
DQ7
MEMDA14
43
DQ14
MEMDA6
42
DQ6
MEMDA13
41
DQ13
MEMDA5
40
DQ5
MEMDA12
39
DQ12
MEMDA4
38
DQ4
37
VCC
MEMDA11
36
DQ11
MEMDA3
35
DQ3
MEMDA10
34
DQ10
MEMDA2
33
DQ2
MEMDA9
32
DQ9
MEMDA1
31
DQ1
MEMDA8
30
DQ8
MEMDA0
29
DQ0
MEMRD-
28
OE#
27
GND
FLASHCS-
26
CE#
MEMAD0
25
A0
2306
100pF
2307
100pF
VF
2304
2303
2302
+
0.1uF
0.1uF
47uF/16V
GND
D+5V
D+5V
3
2
1301
DSPVCC33
1
DSPVCC33
2
G ND
3
SSRAMCS-
4
MEMAD0
5
MEMRD-
6
MEMDA0
7
MEMDA8
8
MEMDA1
9
MEMDA9
10
MEMDA2
11
MEMDA10
12
MEMDA3
13
MEMDA11
14
MEMDA4
15
MEMDA12
16
MEMDA5
17
MEMDA13
18
MEMDA6
19
MEMDA14
20
MEMDA7
21
MEMDA15
22
G ND
23
G ND
24
MEMAD16
25
MEMAD19
26
MEMAD1
27
MEMAD2
28
MEMAD3
29
MEMAD4
30
MEMAD5
31
MEMAD6
32
MEMAD7
33
MEMAD17
34
MEMAD18
35
MEMWR-
36
MEMAD8
37
MEMAD9
38
MEMAD10
39
MEMAD11
40
MEMAD12
41
MEMAD13
42
MEMAD14
43
MEMAD15
44
G ND
45
46
47
NM
EXTERNAL SRAM PORT
PHILIPS_5900_V40_0805_pg3.eps 2005-08-04
2
1
D
C
B
A
1

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